🏷️ Basic Information Identification Make: Subaru Model: Impreza Year: 2006 Codes Chassis Code: GDB Generation: Third Generation (G11) 👋 Introduction Market Position Segment: Compact / Sport Compact Reputation: Known for its Symmetrical All-Wheel Drive (AWD) system and rally-inspired performance Competitive Analysis Competitors: Honda Civic, Mazda3, Mitsubishi Lancer, Toyota Corolla Key Features AWD: Standard Symmetrical All-Wheel Drive on most models Engine Options: Naturally aspirated and turbocharged boxer engines Body Styles: Available as Sedan and Hatchback (Sportwagon) 📋 Manual Details Coverage Areas Primary Coverage: Repair and Service Secondary Coverage: Maintenance, Troubleshooting, Diagnostics, Overhaul Page Count Total Pages: 5315 Manual Type Type: Workshop Service Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Engine: Complete overhaul, diagnosis, tuning, performance modifications Transmission: Manual and Automatic transmissions, clutch systems, drivetrain Braking System: ABS, EBD, brake calipers, rotors, pads, hydraulic systems, parking brake Suspension: Struts, shocks, springs, control arms, bushings, alignment procedures Steering: Power steering system, steering rack, tie rods, wheel alignment Electrical: Wiring diagrams, ECU, sensors, lighting, starter, alternator, battery Fuel System: Fuel pump, injectors, fuel lines, emissions control Cooling System: Radiator, water pump, thermostat, coolant specifications Exhaust System: Catalytic converter, mufflers, exhaust manifold Body And Trim: Body panels, doors, interior trim, glass replacement HVAC: Air conditioning, heating, climate control system diagnosis and repair Procedures Included Maintenance: Oil change, filter replacement, spark plug replacement, fluid checks Diagnostics: OBD-II troubleshooting, fault code interpretation, sensor testing Repair: Component replacement, system overhauls, body repair procedures Troubleshooting: Step-by-step guides for common and uncommon issues Rebuilds: Engine and transmission rebuild procedures with torque specifications Installation: Aftermarket part installation guidelines, accessory fitting Technical Depth Depth: Comprehensive: from basic maintenance to advanced diagnostics and complete rebuilds 📊 Manual Specifications File Format Readability: High-resolution PDF, searchable text, bookmark navigation Print Quality Printability: Printable for home or shop use Binding Type Digital Binding: Digital Download (Instant Access) Paper Type Digital Medium: PDF ⚙️ Engine Specifications Primary Engine Engine Code: EJ253 (Naturally Aspirated) Displacement: 2.5 Liters (2457 cc) Configuration: Horizontally Opposed (Boxer) 4-cylinder Valvetrain: DOHC, 16 Valves Performance Horsepower Approx: 173 hp @ 5600 rpm (EJ253) Torque Approx: 166 lb-ft @ 4000 rpm (EJ253) Engine Options Turbocharged Engine Code: EJ255 (WRX models) Turbocharged Displacement: 2.5 Liters (2457 cc) Turbocharged Horsepower Approx: 224 hp @ 5600 rpm (WRX) Turbocharged Torque Approx: 226 lb-ft @ 3600 rpm (WRX) Fuel System Injection Type: Multi-point Fuel Injection (MPI) Fuel Type: Unleaded Gasoline (87 Octane Minimum) Engine Maintenance Timing Belt Replacement Interval: Refer to manual for specific interval, typically 105,000 miles or 7 years Spark Plug Type: Iridium Long Life (e.g., NGK Iridium) 🔧 Transmission Standard Type: 5-Speed Manual Transmission Optional Type: 4-Speed Automatic Transmission Features AWD System: Symmetrical All-Wheel Drive with viscous coupling center differential Maintenance Manual Transmission Fluid Spec: Subaru Extra S.G. Gear Oil (75W-90) or equivalent GL-5 Automatic Transmission Fluid Spec: Subaru ATF HP (Automatic Transmission Fluid) 📐 Dimensions Exterior Length Sedan: Approx. 179.7 inches Length Hatchback: Approx. 173.8 inches Width: Approx. 68.1 inches Height: Approx. 57.9 inches Wheelbase Wheelbase: Approx. 103.0 inches Weights Curb Weight Manual: Approx. 3100-3200 lbs (varies by trim) Curb Weight Automatic: Approx. 3150-3250 lbs (varies by trim) Cargo Cargo Volume Hatchback Seats Up: Approx. 19.6 cu ft Cargo Volume Hatchback Seats Down: Approx. 44.4 cu ft 🛡️ Safety Features Ratings NHTSA Frontal Driver: Good NHTSA Frontal Passenger: Good IIHS Frontal Offset: Good Active Features ABS: Standard Anti-lock Braking System Ebd: Standard Electronic Brake-force Distribution Traction Control: Available Traction Control System (TCS) Passive Features Airbags Front: Dual Frontal Airbags Airbags Side: Available Front Side-Impact Airbags and Curtain Airbags Seatbelts: 3-point front and rear seatbelts with pretensioners 💡 Technology Features Infotainment Head Unit: Factory-equipped AM/FM/CD stereo with optional premium sound system. Speakers: Standard 4 or 6-speaker system. Driver Assistance Cruise Control: Standard electronic cruise control. Connectivity Auxiliary Input: Optional auxiliary audio input jack. 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,750 miles or 6 months (severe conditions) / 7,500 miles or 12 months (normal conditions) Engine Air Filter Replacement: Every 15,000 miles or 12 months Cabin Air Filter Replacement: Every 15,000 miles or 12 months Brake Fluid Replacement: Every 30,000 miles or 24 months Transmission Fluid Replacement: Manual: Every 30,000 miles. Automatic: Every 30,000 miles (severe) / 60,000 miles (normal) Fluid Specifications Engine Oil Type: SAE 0W-20 or 5W-30 (API SG or higher) Engine Oil Capacity: Approx. 4.8 US quarts (with filter change) Coolant Type: Subaru Super Coolant (Blue) or equivalent HOAT coolant Known Issues Head Gaskets: While less prevalent than earlier generations, head gasket leaks can still occur. The manual will detail inspection and replacement. Clutch Wear: Manual transmission clutches may wear faster with aggressive driving. Procedures for clutch inspection and replacement are detailed. Suspension Bushings: Wear on suspension bushings can lead to clunking noises and handling issues. Manual covers diagnosis and replacement. 📚 Vehicle History Brand Heritage Marque...